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Table TR-,91-31-1 (cont.) <br />• <br />SEDIMENTATION POND "F' - EMERGENCY SPILLWAY DESIGN <br />Emergency Spillway Invert Elevation (feet) 6,827.0 <br />Discharge Culvert Center Elevation (feet) 6,822.0 <br />Outlet Head (H in feet) 5.0 <br />Pipe Area (a in sq feet) 1.77 <br />Discharge (Coefficient (C) 0.59 <br />Q = La (2gH)0.5 18.7 cfs <br />(Drop inlet culvert, orifice control discharge flow) <br />Design Peak Discharge (Q in cfs, (36.8 - 18.7) 18.1 <br />Discharge Coefficient (C = 0.544 (g) 1/2) <br />• Weir Width ( in feet) 20.0 <br />i Q <br />Hec,r =13.087 bl <br />Q <br />Yc,r = 2 Hec,r Hp = 13.0816 b <br />3 <br />Hp = 0.44 feet <br />Discharge Head (Hp in feet) 0.44 <br />• <br />Ex. 29-7 <br />